From 5e88d7302599b7ac521624c77adf0b3c72601670 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Fri, 19 May 2000 11:01:41 +0000
Subject: [PATCH] BGP now reports originating AS and origin type in
 get_route_info().

---
 TODO              |  2 --
 proto/bgp/attrs.c | 15 +++++++++++++++
 proto/bgp/bgp.c   |  3 ---
 proto/bgp/bgp.h   |  1 +
 4 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/TODO b/TODO
index ed32e6b0..6950365d 100644
--- a/TODO
+++ b/TODO
@@ -6,8 +6,6 @@ Core
 
 - table: ocassional core dumps in rt_prune()
 
-- bgp: get_route_info
-
 Documentation
 ~~~~~~~~~~~~~
 - write doctool
diff --git a/proto/bgp/attrs.c b/proto/bgp/attrs.c
index 4dda0ac0..b074eb21 100644
--- a/proto/bgp/attrs.c
+++ b/proto/bgp/attrs.c
@@ -911,3 +911,18 @@ bgp_attr_init(struct bgp_proto *p)
   p->withdraw_bucket = NULL;
   fib_init(&p->prefix_fib, p->p.pool, sizeof(struct bgp_prefix), 0, bgp_init_prefix);
 }
+
+void
+bgp_get_route_info(rte *e, byte *buf, ea_list *attrs)
+{
+  eattr *p = ea_find(attrs, EA_CODE(EAP_BGP, BA_AS_PATH));
+  eattr *o = ea_find(attrs, EA_CODE(EAP_BGP, BA_ORIGIN));
+  int origas;
+
+  buf += bsprintf(buf, " (%d) [", e->pref);
+  if (p && (origas = as_path_get_first(p->u.ptr)) >= 0)
+    buf += bsprintf(buf, "AS%d", origas);
+  if (o)
+    buf += bsprintf(buf, "%c", "ie?"[o->u.data]);
+  strcpy(buf, "]");
+}
diff --git a/proto/bgp/bgp.c b/proto/bgp/bgp.c
index c6dc4e90..610436f9 100644
--- a/proto/bgp/bgp.c
+++ b/proto/bgp/bgp.c
@@ -531,8 +531,5 @@ struct protocol proto_bgp = {
   get_status:		bgp_get_status,
   get_attr:		bgp_get_attr,
   reconfigure:		bgp_reconfigure,
-#if 0
-  dump:			bgp_dump,
   get_route_info:	bgp_get_route_info,
-#endif
 };
diff --git a/proto/bgp/bgp.h b/proto/bgp/bgp.h
index 397928c4..03f47f99 100644
--- a/proto/bgp/bgp.h
+++ b/proto/bgp/bgp.h
@@ -123,6 +123,7 @@ int bgp_import_control(struct proto *, struct rte **, struct ea_list **, struct
 void bgp_attr_init(struct bgp_proto *);
 unsigned int bgp_encode_attrs(byte *w, struct ea_list *attrs, int remains);
 void bgp_free_bucket(struct bgp_proto *p, struct bgp_bucket *buck);
+void bgp_get_route_info(struct rte *, byte *buf, struct ea_list *attrs);
 
 /* packets.c */